oj.uz

답안 #224126

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
224126 2020-04-17T08:33:12 Z errorgorn Fire (JOI20_ho_t5) C++14
0 / 100
 52 ms 39160 KB 
#pragma GCC target ("avx2")
#pragma GCC optimization ("Ofast")
#pragma GCC optimization ("unroll-loops")
#pragma comment(linker, "/stack:200000000")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")

#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
#include <ext/pb_ds/tree_policy.hpp>
#include <ext/rope>
using namespace std;
using namespace __gnu_pbds;
using namespace __gnu_cxx;
#define ll long long
#define ii pair<ll,ll>
#define iii pair<ii,ll>
#define endl '\n'
#define debug(x) cout << #x << " is " << x << endl;

#define rep(x,start,end) for(auto x=start-(start>end);x!=end-(start>end);x+=(start<end?1:-1))
#define all(x) x.begin(),x.end()

ll MAX(ll a){return a;}
ll MIN(ll a){return a;}
template<typename... Args>
ll MAX(ll a, Args... args) { return max(a,MAX(args...)); }
template<typename... Args>
ll MIN(ll a, Args... args) { return min(a,MIN(args...)); }

#define indexed_set tree<ll,null_type,less<ll>,rb_tree_tag,tree_order_statistics_node_update>

struct node{
  int s,e,m;
  long long val=-1;
  node *l,*r;
  node(int _s,int _e){
    s=_s,e=_e,m=(s+e)>>1;
    if (s==e){
      val=0; //here the value of all points is 0 at first
    }
    else{
      l=new node(s,m);
      r=new node(m+1,e);
      val=l->val+r->val; //edit this for diff
    }
  }
  long long query(int i,int j){
    if (i==s && j==e) return val;
    else if (j<=m) return l->query(i,j);
    else if (m<i) return r->query(i,j);
    else return max(l->query(i,m),r->query(m+1,j));
  }
  void update(int i, long long k){
    if (s==e){
      val=k;
    }
    else{
        if (i<=m) l->update(i,k);
        else r->update(i,k);
        val=max(l->val,r->val);
    }
  }
}*root=new node(0,200005);

int n,q;
int arr[20005];

int main(){
	ios::sync_with_stdio(0);
	cin.tie(0);
	cout.tie(0);
		
	cin>>n>>q;
	rep(x,1,n+1){
		cin>>arr[x];
		root->update(x,arr[x]);
	}
	
	int a,b,c;
	while (q--){
		cin>>a>>b>>c;
		cout<<root->query(max(0,b-a+1),b);
	}
}

Compilation message

ho_t5.cpp:2:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("Ofast")
 
ho_t5.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")
 
ho_t5.cpp:4:0: warning: ignoring #pragma comment  [-Wunknown-pragmas]
 #pragma comment(linker, "/stack:200000000")

Subtask #1
0 / 1.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 19072 KB Output is correct
2 Incorrect 21 ms 19200 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #2
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 19072 KB Output is correct
2 Runtime error 52 ms 39160 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #3
0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 19072 KB Output is correct
2 Runtime error 52 ms 39032 KB Execution killed with signal 11 (could be triggered by violating memory limits)
3 Halted 0 ms 0 KB -

Subtask #4
0 / 6.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 50 ms 38776 KB Execution killed with signal 11 (could be triggered by violating memory limits)
2 Halted 0 ms 0 KB -

Subtask #5
0 / 80.0

# 결과 실행 시간 메모리 Grader output
1 Correct 23 ms 19072 KB Output is correct
2 Incorrect 21 ms 19200 KB Output isn't correct
3 Halted 0 ms 0 KB -